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disease > skin appendages disease > skin disease > pigmentation disorder > melanonychia
disease > skin appendages disease > nail disease > melanonychia

Preferred term

melanonychia  

Definition(s)

  • Melanonychia is a black or brown pigmentation of the normal nail plate, and may be present as a normal finding on many digits in Afro-Caribbeans, as a result of trauma, systemic disease, or medications, or as a postinflammatory event from such localized events as lichen planus or fixed drug eruption.There are two types, longitudinal and transverse melanonychia. (Wikipedia)

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URI

http://data.loterre.fr/ark:/67375/VH8-VTML0FF3-8

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